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New posts in group-actions
Does the following object have such property?
combinatorics
group-theory
permutations
order-theory
group-actions
Intuition behind picking group actions and Sylow
group-theory
soft-question
group-actions
sylow-theory
algebraic-combinatorics
Explicit calculus of Hilbert-Smith conjecture
group-actions
geometric-topology
low-dimensional-topology
Non-trivial blocks of order $16$ of $D_{16}$ acting on $8$-gon vertices
group-theory
permutations
group-actions
symmetric-groups
dihedral-groups
wiki's definition of "strongly continuous group action" wrong?
topological-groups
group-actions
Why care about group actions?
general-topology
algebraic-topology
differential-topology
group-actions
Applying Burnside's Lemma to a Permutational Problem.
combinatorics
group-theory
permutations
finite-groups
group-actions
Is the identity axiom in the definition of group action redundant?
group-theory
group-actions
A question about finite group acting on inputs and outputs of maps between vector spaces.
group-theory
vector-spaces
finite-groups
group-actions
If groups $G$ and $H$ act on $X$, does $G\times H$ act on $X$?
abstract-algebra
group-theory
symmetric-groups
group-actions
What is a G-covering/trivial covering?
general-topology
group-actions
covering-spaces
On sufficient conditions to ensure $X/G\cong X/G'\Rightarrow G\cong G'$.
algebraic-topology
group-actions
Subgroups of $S_n$ with exactly one fixed point for each element all have the same fixed point.
combinatorics
group-theory
contest-math
symmetric-groups
group-actions
Question about a proof of: If $P$ is a finite $p$-group and $\langle 1\rangle\neq N\trianglelefteq P$, then $N\cap Z(P)\neq\langle 1\rangle$.
abstract-algebra
group-theory
proof-explanation
group-actions
p-groups
Group acting properly discontinuous but not cocompactly on a metric space
general-topology
group-actions
geodesic
finitely-generated
geometric-group-theory
Does there exist some sort of classification of incompressible groups?
abstract-algebra
group-theory
finite-groups
symmetric-groups
group-actions
What's the idea of an action of a group?
soft-question
group-actions
Unable to Understand the meaning of a term in question in book Richard Brualdi Introductory Combinatorics in Chapter Polya Counting
combinatorics
group-theory
terminology
group-actions
symmetry
Can a group act on the empty set?
group-theory
group-actions
Intuition behind Group Action
group-theory
intuition
group-actions
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